osmo-bts / osmo-pcu profiling results

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Suraev suraev at alumni.ntnu.no
Mon Dec 7 15:38:38 UTC 2015


07.12.2015 09:25, Holger Freyther пишет:
> 
> epoll. We avoid transferring FD set to the kernel all the time (and arming
> them in the driver). But I assume the bigger cost of to user is the indications
> we copy from the DSP to userspace.
> 
> 

There's interestingly looking wrapper around epoll:

http://0pointer.net/blog/introducing-sd-event.html

Not sure if it would cover dsp2userspace transfers though.

cheers,
Max.




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